Title:  Viburnum opulus 
Additional Names:  Cramp bark;  high bush cranberry;  cranberry tree;  water elder;  squaw bush;  snowball bush 
Literature References:  Dried bark of Viburnum opulus L., var. americanum Ait., Caprifoliaceae.  Habit.  Europe, Asia, northern North America, south to Pennsylvania.  Constit.  Viburnin, bitter resin, tannin, sugar; citric, malic, oxalic, and valeric acids. 
Therap-Cat:  Antispasmodic (uterine).   |